stlink: handle error GET_IDCODE

When the connection with target is lost on the physical JTAG/SWD
link (either wire disconnected or DAP/TAP in reset), STLINK fail
to connect and returns error STLINK_JTAG_GET_IDCODE_ERROR.

Add it in the list of known errors.

Change-Id: Iabd6e6892111726f614345497d9286554bfe4ac0
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/4982
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
Tested-by: jenkins

diff --git a/src/jtag/drivers/stlink_usb.c b/src/jtag/drivers/stlink_usb.c
index 134cb2f42180ff01878b3eac7ea698a73698d9da..b02f9d01843da99a2ee8304705b050e1ea22b043 100644 (file)
--- a/src/jtag/drivers/stlink_usb.c
+++ b/src/jtag/drivers/stlink_usb.c
@@ -156,6 +156,7 @@ struct stlink_usb_handle_s {
 #define STLINK_SWD_AP_FAULT            0x11
 #define STLINK_SWD_AP_ERROR            0x12
 #define STLINK_SWD_AP_PARITY_ERROR     0x13
+#define STLINK_JTAG_GET_IDCODE_ERROR   0x09
 #define STLINK_JTAG_WRITE_ERROR        0x0c
 #define STLINK_JTAG_WRITE_VERIF_ERROR  0x0d
 #define STLINK_SWD_DP_WAIT             0x14
@@ -715,6 +716,9 @@ static int stlink_usb_error_check(void *handle)
                case STLINK_SWD_DP_WAIT:
                        LOG_DEBUG("wait status SWD_DP_WAIT (0x%x)", STLINK_SWD_DP_WAIT);
                        return ERROR_WAIT;
+               case STLINK_JTAG_GET_IDCODE_ERROR:
+                       LOG_DEBUG("STLINK_JTAG_GET_IDCODE_ERROR");
+                       return ERROR_FAIL;
                case STLINK_JTAG_WRITE_ERROR:
                        LOG_DEBUG("Write error");
                        return ERROR_FAIL;